feat: log dumps for debugging restoring accounts

some config messages are not handled correctly and we need to know why

preload.js

@@ -34,7 +34,9 @@ window.sessionFeatureFlags = {
   useClosedGroupV3: false,
   debug: {
     debugLogging: !_.isEmpty(process.env.SESSION_DEBUG),
-    debugLibsessionDumps: !_.isEmpty(process.env.SESSION_DEBUG_LIBSESSION_DUMPS),
+    // TODO[epic=ses-825] Restore this
+    // debugLibsessionDumps: !_.isEmpty(process.env.SESSION_DEBUG_LIBSESSION_DUMPS),
+    debugLibsessionDumps: true,
     debugFileServerRequests: false,
     debugNonSnodeRequests: false,
     debugOnionRequests: false,

ts/session/apis/snode_api/swarmPolling.ts

@@ -429,9 +429,27 @@ export class SwarmPolling {
               hash: m.messageHash,
             }));
 
+            if (window.sessionFeatureFlags.debug.debugLibsessionDumps) {
+              for (let dumpIndex = 0; dumpIndex < incomingConfigMessages.length; dumpIndex++) {
+                const element = incomingConfigMessages[dumpIndex];
+                window.log.info(
+                  `printDumpsForDebugging: toMerge of ${dumpIndex}:${element.hash}:  ${StringUtils.toHex(
+                    element.data
+                  )} `
+                );
+              }
+            }
+
             await GenericWrapperActions.init('UserConfig', privateKeyEd25519, null);
             await GenericWrapperActions.merge('UserConfig', incomingConfigMessages);
 
+            if (window.sessionFeatureFlags.debug.debugLibsessionDumps) {
+              window.log.info(
+                `printDumpsForDebugging: after merge of UserConfig:`,
+                StringUtils.toHex(await GenericWrapperActions.dump('UserConfig'))
+              );
+            }
+
             const userInfo = await UserConfigWrapperActions.getUserInfo();
             if (!userInfo) {
               throw new Error('UserInfo not found');